File Details:

Questions:

1. Define Statistics.
2. In which day is 'National Statistics Day' celebrated?
3. What will be the value of x, if the mean of (x+4) and (x+6) is 10?
4. Which average is determined by Histogram?
5. What is Absolute Deviation?
6. The mean and coefficient of variation of the distribution are 10 and 5 respectively. What will be the standard deviation of the distribution?
7. Define Positive Correlation.
8. What is a Parameter?
9. Define Null-Hypothesis.
10. Define Regression Coefficient.
11. What is Statistics? Write its importance.
12. What do you mean by 'Measures of Central Tendency'? Write its classification.
13. Define Mean Deviation. Find the value of Mean Deviation by Median from the given data.
14. What is Correlation? Explain the types of correlation with an example.
15. Define the Chi-square test. Write its applications.
16. Write the properties of Regression Coefficient.
17. Define the following: Sample, Standard Error, Level of Significance, Type I Error, One-way Analysis of Variance.
18. Define the 'Mean Square Error'. Calculate the 'Coefficient of Variation' from the given data.
19. Determine the Regression Line Y on X between X and Y from the given data.
20. What are the assumptions for 't-test'? How do you test the significance of the difference between Sample Mean and Population Mean by 't' test?
21. In an experiment of cattle, the vaccination produced results. Examine the effect of the vaccine at a 5% level of significance.